Caterpillar Cat 307D Mini Hydraulic Excavator (Prefix DSG) Service Repair Manual (DSG00001 and up).pdf

Service Repair Manual
Models
307D Mini Hydraulic Excavator

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Product: MINI HYD EXCAVATOR
Model: 307D MINI HYD EXCAVATOR DSG
Configuration: 307D Mini Hydraulic Excavator DSG00001-UP (MACHINE) POWERED BY 4M40 Engine
Disassembly and Assembly
307D Excavator Engine Supplement
Media Number -RENR9743-01 Publication Date -01/11/2011 Date Updated -08/11/2011
i03021635
Fuel Filter and Water Separator Base - Remove and Install
SMCS - 1262-010; 1263-010-BA
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 185-3630 Strap Wrench As 1
NOTICE
Care must be taken to ensure that fluids are contained during
performance of inspection, maintenance, testing, adjusting and repair
of the product. Be prepared to collect the fluid with suitable containers
before opening any compartment or disassembling any component
containing fluids.
Refer to Special Publication, NENG2500, "Caterpillar Dealer Service
Tool Catalog" for tools and supplies suitable to collect and contain
fluids on Caterpillar products.
Dispose of all fluids according to local regulations and mandates.
1. Turn the fuel supply to the OFF position.
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307D Mini Hydraulic Excavator DSG00001-UP (MACHINE) POWERED BY 4M40 ...
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Illustration 1 g01527554
2. Open door assembly (1) .
3. Drain the fuel from sediment bowl (6) into a suitable container for storage or for disposal.
Remove sediment bowl (6) .
4. Use Tooling (A) in order to remove fuel filter (5) .
5. Disconnect hose assemblies (2). Plug and cap all open ports and hose assemblies (2). This
helps to prevent fluid loss, and this helps to keep contaminants from entering the system.
6. Remove bolts (3) and remove filter base (4) .
Installation Procedure
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1. Position filter base (4) and install bolts (3) .
2. Connect hose assemblies (2) .
3. Install fuel filter (5). Install sediment bowl (6) .
4. Close door assembly (1) .
5. Turn the fuel supply back to the ON position.
6. Prime the fuel system. Refer to Operation and Maintenance Manual, "Fuel System - Prime"
for instruction.
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All Rights Reserved.
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Wed Jan 22 22:58:15 UTC+0800 2020
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i03012380
Engine Oil Filter and Oil Filter Base - Remove
SMCS - 1306-011; 1308-011
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 185-3630 Strap Wrench As 1
Hot oil and components can cause personal injury.
Do not allow hot oil or components to contact the skin.
Be sure that the engine and components are cool enough to touch with
your bare hand prior to performing any service work.
NOTICE
containing fluids.
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Note: Put identification marks on all hose assemblies for installation purposes. Plug all hose
assemblies and all tube assemblies. This helps to prevent fluid loss, and this helps to keep
contaminants from entering the system.
1. Raise the hood and disconnect hose assemblies (3) .
2. Use Tooling (A) in order to remove oil filter (4). Remove bolts (1) and the nuts. Remove
filter base (2) .
Wed Jan 22 22:59:12 UTC+0800 2020
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i01694637
Engine Oil Filter Base - Disassemble
SMCS - 1306-015; 1306
Disassembly Procedure
Start By:
A. Remove the oil filter base. Refer to Disassembly and Assembly, "Oil Filter and Oil Filter
Base - Remove" for the proper procedure.
Note: Cleanliness is an important factor. Before you begin the disassembly procedure, the exterior
of the components should be thoroughly cleaned. This will help to prevent dirt from entering the
internal mechanism. Precision components can be damaged by contaminants or by dirt. Perform
disassembly procedures on a clean work surface. Keep components covered and protected at all
times.
Note: Put orientation and location marks on all fittings for installation purposes.
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1. Remove fittings (1), fittings (2), and washers (3).
2. Remove plug (4) .
Personal injury can result from being struck by parts propelled by a
released spring force.
Make sure to wear all necessary protective equipment.
Follow the recommended procedure and use all recommended tooling to
release the spring force.
3. Remove plug (5), washer (6), spring (7), and piston (8).
Wed Jan 22 23:00:09 UTC+0800 2020
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i01694716
Engine Oil Filter Base - Assemble
SMCS - 1306-016; 1306
Assembly Procedure
Note: Cleanliness is an important factor. Before assembly, thoroughly clean all parts in cleaning
fluid. Allow the parts to air dry. Do not use wiping cloths or rags to dry parts. Lint may be
deposited on the parts which may cause trouble. Inspect all parts. If any parts are worn or
damaged, use new parts for replacement. Perform assembly procedures on a clean work surface.
Keep components covered and protected at all times.
Improper assembly of parts that are spring loaded can cause bodily
injury.
To prevent possible injury, follow the established assembly procedure
and wear protective equipment.
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1. Install piston (8), spring (7), washer (6), and plug (5) .
2. Install plug (4) .
3. Install washers (3), fittings (2), and fittings (1) .
End By: Install the oil filter base. Refer to Disassembly and Assembly, "Oil Filter and Oil Filter
Base - Install" for the proper procedure.
Wed Jan 22 23:01:06 UTC+0800 2020
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i03012381
Engine Oil Filter and Oil Filter Base - Install
SMCS - 1306-012; 1308-012; 1318-012
NOTICE
containing fluids.
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1. Position filter base (2) and install bolts (1) and the nuts. Tighten the bolts to a torque of 44 ±
10 N·m (32 ± 7 lb ft).
2. Install hose assemblies (3). Tighten the connectors to a torque of 78 ± 10 N·m (58 ± 7 lb ft).
3. Apply clean engine oil to the seal of oil filter (4). Install oil filter (4). Refer to Operation and
Maintenance Manual, "Maintenance Interval Schedule" for the service interval for the
engine oil filter.
4. Lower the hood.
Wed Jan 22 23:02:02 UTC+0800 2020
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i03007176
Air Cleaner - Remove and Install
SMCS - 1051-010; 1054-010
Removal Procedure
1. Open door assembly (2). Raise hood assembly (1) .
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2. Remove cover assembly (3) .
3. Remove primary air filter element (4). Remove secondary air filter element (5) .
4. Remove hose (7). Remove bolts (8) and remove air cleaner (6) .
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Note: Refer to Operation and Maintenance Manual, SEBU8340, "Engine Air Filter Element -
Clean/Replace" for information on servicing the filter elements.
1. Position air cleaner (6) and install bolts (8). Install hose (7) .
2. Install secondary air filter element (5). Install primary air filter element (4) .
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3. Install cover assembly (3) .
4. Lower hood assembly (1). Close door assembly (2) .
Wed Jan 22 23:02:59 UTC+0800 2020
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i03007177
Aftercooler - Remove and Install
SMCS - 1063-010
Removal Procedure
Note: Cleanliness is an important factor. Before you begin the removal procedure, the exterior of
the components should be thoroughly cleaned. This will help to prevent dirt from entering the
internal mechanism.
1. Open door assembly (2). Raise hood assembly (1) .
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2. Remove hoses (3). Remove bolts (4) and remove aftercooler (5) .
Note: Cleanliness is an important factor. Before you begin the installation procedure, the exterior
of the components should be thoroughly cleaned. This will help to prevent dirt from entering the
internal mechanism.
1. Position aftercooler (5) and install bolts (4). Install hoses (3) .
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2. Lower hood assembly (1). Close door assembly (2) .
Wed Jan 22 23:03:56 UTC+0800 2020
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i03016745
Muffler - Remove and Install
SMCS - 1062-010
Removal Procedure
1. Open the engine hood.
2. Remove exhaust stack (1). Remove clamp (3) and cover (2) .
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Caterpillar Cat 307D Mini Hydraulic Excavator (Prefix DSG) Service Repair Manual (DSG00001 and up).pdf

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